Objective To determine whether a flexible progestin primed ovarian stimulation (fPPOS)
protocol is effective for preventing premature ovulation. Design Retrospective cohort study …

Purpose The aim of this meta-analysis was comparing the efficacy of GnRH antagonist
(GnRH-ant) protocol and progestin-primed ovarian stimulation (PPOS) in polycystic ovarian …

Background PPOS protocols, initially described for FP in women with cancer, have many
advantages compared to antagonist protocols. PPOS protocols were not evaluated for …

Background In vitro fertilization is an important therapy for women with polycystic ovarian
syndrome (PCOS). The use of new ways of improving clinical results is yet required …

Purpose For poor ovarian responders (PORs), gonadotropin-releasing hormone (GnRH)
antagonist was commonly used for prevention of premature LH surge during controlled …

The aim of this study was to evaluate the superestimulatory and superovulatory responses of
cattle treated with corifollitropin-alpha, a long-acting human recombinant FSH (rhFSH). In …

Objectives To compare progestin ovarian stimulation protocols with gonadotropin-releasing
hormone analogue (agonists and antagonists) protocols on newborn outcomes. Methods …

Medroxyprogesterone acetate (MPA) is a widely used synthetic progestin and it has been
frequently detected in aquatic environments. However, its effects on aquatic organisms …

Research question Does type of LH peak suppression (progesterone-primed ovarian
stimulation [PPOS] versus gonadotrophin releasing hormone [GnRH] antagonist) affect …

Our previous study showed a satisfactory reproductive outcome resulting from the patient-
friendly ovarian stimulation protocol using long-acting follicle stimulation hormone (FSH) …